Editar el código:
ver Resultados »
Inténtalo tú mismo - ©
w3ii.com
<!DOCTYPE html> <html> <body> <p>Click the button to change the title of the p element below.</p> <p id="myP" title="Free Web tutorials">w3schools.com</p> <button onclick="myFunction()">Try it</button> <p><strong>Tip:</strong> Hover over the 'w3schools.com' text before and after you click the button.</p> <script> function myFunction() { document.getElementById("myP").title = "The World's Largest Web Development Site"; } </script> </body> </html>